Perhaps you should try some spelling variations:
основныеа\" » основные\" (Expand Search), основіныеа\" (Expand Search), основеныеа\" (Expand Search)
основеа\" » основе\" (Expand Search), основіеа\" (Expand Search), основееа\" (Expand Search)
основееа\" » основе\" (Expand Search), основіееа\" (Expand Search), основеееа\" (Expand Search)
основіе\" » основі\" (Expand Search), основе\" (Expand Search), основные\" (Expand Search), основііе\" (Expand Search), основеіе\" (Expand Search)
основ\" » основі\" (Expand Search), основе\" (Expand Search)

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "\"((\\"ґрунтова ((основныеа\\" OR основеа\\") OR (основееа\\" OR основіе\\"))) OR (\\"ґрунтова основ\\"))\"".
• Removing quotes may allow a broader search: (( ґрунтова ((основныеа OR основеа ) OR (основееа OR основіе ))) OR ( ґрунтова основ )).